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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Civic Insight weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions for Llanharan in Rhondda Cynon Taf. This short page gives you the key details you need for the day ahead, with a calm and factual look at what the weather is doing in this inland community just north of the M4.
What is the weather doing in Llanharan right now?
The live forecast above is your most current snapshot, updating regularly throughout the day. Llanharan, a village tucked between Bridgend and Pontyclun, often sees weather influenced by its inland position – cooler than the coast but with similar cloud and wind patterns that sweep in from the Bristol Channel. Any rain shown in the live forecast tends to arrive from the west before reaching Cardiff.
How does Llanharan’s weather compare with nearby towns?
Being about eight miles north of the coast, Llanharan can be a degree or two cooler than Bristol Weather or the seaside at Porthcawl. The surrounding hills also mean a higher chance of mist on autumn and winter mornings. For a wider view, the 10 Day Weather Forecast UK page shows how the pattern develops across the region.
Will it rain in Llanharan today?
Check the live forecast above for the most up-to-date rain radar. Showers here tend to come off the Atlantic and can be hit-and-miss, often clearing by mid-afternoon. Always have a jacket handy.
Is Llanharan’s weather different from Cardiff?
Yes. Llanharan is further inland and slightly higher, so it can be a bit cooler and slightly wetter than Cardiff. UK weather hub gives comparisons across Wales. Any wind shown in the live forecast is usually lighter here than on the coast.
Where can I find a reliable forecast for Llanharan?
The live forecast above is a great start. For longer-range planning, the Met Office and BBC Weather both cover the village. You can also check bbc weather cardiff and bbc weather bridgend for localised updates – Llanharan sits between those two towns.